>The benefit of object oriented programming. >ESRI has the network analyst extension, schematics extension, which >together >allow the topology to be accurately described (network analyst) and >the data >to be simplified for cartographic (schematic) purposes. Along with full >support for many RDBMS rules based triggers. I think this has your >system >described.
No problem for me, but just for clarify. AFAIK ESRI don't use rule based triggers. It work on gdb tables strictly proceduraly from client side (arcgis). Regards, Andrea. _______________________________________________ Qgis-user mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/qgis-user
